Service Change Notice

NOUS41 KWBC 061735 AAA
PNSWSH
Service Change Notice 13-50, Corrected
National Weather Service Headquarters Washington DC
1235 PM EST Wed Nov 6 2013
To: Subscribers:
-Family of Services
-NOAA Weather Wire Service
-Emergency Managers Weather Information Network
-NOAAPORT
Other NWS partners and NWS employees
From: Mark Tew
Chief, Marine and Coastal Weather Services Branch
Subject: Amended: Minor Changes to High Seas Forecast Areas
Effective December 3, 2013
Corrected to change description for the East Pacific High Seas in
Table 1 (New description) from
E PAC FROM EQ TO 30N E OF 140W AND 3.4S TO EQ E OF 120W
to
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 3.4S TO THE
EQUATOR E OF 120W.
There is no change to the original effective date of December 3,
2013 and no other changes in this Service Change Notice.
Effective Tuesday, December 03, 2013, at 1800 Coordinated
Universal Time (UTC), the National Hurricane Center Tropical
Analysis and Forecast Branch will reconfigure its high seas
forecast areas to align with areas of U.S. forecast
responsibility in agreement with the World Meteorological
Organization (WMO).
The high seas forecast area in the Tropical Eastern Pacific
currently described as E PACIFIC FROM THE EQUATOR TO 30N E OF
140W will be expanded to include the area south of the Equator to
3.4S, east of 120W.
The high seas forecast area in the Tropical Atlantic will be
expanded to include the small triangular area from 7N 48W to the
east coast boundary of Suriname. The description of the area
within the forecast text will not change.
The high seas forecast area near Peru currently described as
S PACIFIC FROM THE EQUATOR TO 18.5S E OF 120W will be contracted
to exclude the area south of the Equator to 3.4S, east of 120W,
and align with the WMO southern boundary of 18.35S for
METAREA XVI.
Table 1: Products affected by the high seas forecast changes
effective December 03, 2013
Product Name WMO Heading AWIPS ID
------------ ----------- --------
High Seas Forecast FZPN03 KNHC HSFEP2
High Seas Forecast FZPN01 KWBC HSFEP1
Old description used in text forecasts above
E PACIFIC FROM THE EQUATOR TO 30N E OF 140W.
New description
E PACIFIC FROM EQUATOR TO 30N E OF 140W AND 3.4S TO EQUATOR E OF
120W
High Seas Forecast FZNT02 KNHC HSFAT2
High Seas Forecast FZNT01 KWBC HSFAT1
Old description used in text forecasts above
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO
New description, no change
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF MEXICO
High Seas Forecast FZPN04 KNHC HSFEP3
Old description used in text forecast above
S PACIFIC FROM THE EQUATOR TO 18.5S E OF 120W
New description
S PACIFIC FROM 3.4S TO 18.35S E OF 120W
Users must reprogram affected hardware and software to continue
processing the products in Table 1.
An updated zone map shapefile containing the new boundaries for
these marine zones is available for download from the
following website:
http://www.nws.noaa.gov/geodata/catalog/wsom/html/marinezones.htm
Maps showing the current and future high seas forecast areas may
be seen at:
http://www.nws.noaa.gov/om/marine/zone/hsmz.htm
For more information, please contact:
Hugh D. Cobb Richard May
Chief, TAFB NWS Headquarters
National Hurricane Center Marine Services
Miami, FL 33165-2149 Silver Spring, MD 20910
305-229-4454 301-713-1677 x 127
Hugh.Cobb@noaa.govRichard.May@noaa.gov
National Service Change Notices are online at:
http://www.weather.gov/os/notif.htm
$$